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distress frequencies
distress frequencies
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[distress frequencies]
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[distress frequencies]
中文释义
distress frequency 【电信学】遇险频率,遇难呼救频率
单词分析
单词结构:
distress frequencies
字母数:20
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单词拼写:distress frequencies
核心含义:distress frequency 【电信学】遇险频率,遇难呼救频率
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更新时间:2026-01-15 05:22:13